<template>
  <div class="app-container">

    <!-- 搜索工作栏 -->
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="标题" prop="title">
        <el-input v-model="queryParams.title" placeholder="请输入标题" clearable @keyup.enter.native="handleQuery"/>
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择状态" clearable size="small">
          <el-option v-for="dict in this.getDictDatas(DICT_TYPE.COMMON_STATUS)"
                     :key="dict.value" :label="dict.label" :value="dict.value"/>
        </el-select>
      </el-form-item>
      <el-form-item label="创建时间" prop="createTime">
        <el-date-picker v-model="queryParams.createTime" style="width: 240px" value-format="yyyy-MM-dd HH:mm:ss" type="daterange"
                        range-separator="-" start-placeholder="开始日期" end-placeholder="结束日期" :default-time="['00:00:00', '23:59:59']" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <!-- 操作工具栏 -->
    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
                   v-hasPermi="['market:banner:create']">新增
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <!-- 列表 -->
    <el-table v-loading="loading" :data="list">
      <el-table-column label="标题" align="center" prop="title"/>

      <el-table-column label="缩略图" align="center" prop="picUrl">
        <template slot-scope="scope">
          <img v-if="scope.row.picUrl" :src="scope.row.picUrl" alt="缩略图片" class="img-height"/>
        </template>
      </el-table-column>
      <el-table-column label="跳转链接" align="center" prop="url"/>
      <el-table-column label="排序" align="center" prop="sort"/>
      <el-table-column label="描述" align="center" prop="memo"/>
      <el-table-column label="状态" align="center" prop="status">
        <template slot-scope="scope">
          <dict-tag :type="DICT_TYPE.COMMON_STATUS" :value="scope.row.status"/>
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center" prop="createTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
                     v-hasPermi="['market:banner:update']">修改
          </el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
                     v-hasPermi="['market:banner:delete']">删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>
    <!-- 分页组件 -->
    <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNo" :limit.sync="queryParams.pageSize"
                @pagination="getList"/>

    <!-- 对话框(添加 / 修改) -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入标题"/>
        </el-form-item>
        <el-form-item label="缩略图" prop="picUrl">
          <imageUpload v-model="form.picUrl" :limit="1"/>
        </el-form-item>
        <el-form-item label="跳转链接" prop="url">
          <el-input v-model="form.url" placeholder="请输入跳转链接"/>
        </el-form-item>
        <el-form-item label="排序" prop="sort">
          <el-input v-model="form.sort" placeholder="请输入排序"/>
        </el-form-item>
        <el-form-item label="描述" prop="memo">
          <el-input v-model="form.memo" type="textarea" placeholder="请输入描述"/>
        </el-form-item>
        <el-form-item label="状态" prop="status">
          <el-radio-group v-model="form.status">
            <el-radio v-for="dict in this.getDictDatas(DICT_TYPE.COMMON_STATUS)"
                      :key="dict.value" :label="parseInt(dict.value)">{{ dict.label }}
            </el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  createBanner,
  deleteBanner,
  exportBannerExcel,
  getBanner,
  getBannerPage,
  updateBanner
} from "@/api/mall/market/banner";
import ImageUpload from '@/components/ImageUpload';

export default {
  name: "Banner",
  components: {
    ImageUpload
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 导出遮罩层
      exportLoading: false,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 品牌列表
      list: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNo: 1,
        pageSize: 10,
        title: null,
        status: null,
        createTime: []
      },
      // 商品分类树选项
      categoryOptions: [],
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        title: [{required: true, message: "标题不能不空", trigger: "blur"}],
        picUrl: [{required: true, message: "图片地址不能为空", trigger: "blur"}],
        url: [{required: true, message: "跳转地址不能为空", trigger: "blur"}],
        sort: [{required: true, message: "排序不能为空", trigger: "blur"}],
        status: [{required: true, message: "状态不能为空", trigger: "change"}],
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询列表 */
    getList() {
      this.loading = true;
      // 执行查询
      getBannerPage(this.queryParams).then(response => {
        this.list = response.data.list;
        this.total = response.data.total;
        this.loading = false;
      });
    },
    /** 取消按钮 */
    cancel() {
      this.open = false;
      this.reset();
    },
    /** 表单重置 */
    reset() {
      this.form = {
        id: undefined,
        title: undefined,
        link: undefined,
        imgUrl: undefined,
        sort: undefined,
        memo: undefined,
        status: undefined,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNo = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加Banner";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id;
      getBanner(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改Banner";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (!valid) {
          return;
        }
        // 修改的提交
        if (this.form.id != null) {
          updateBanner(this.form).then(response => {
            this.$modal.msgSuccess("修改成功");
            this.open = false;
            this.getList();
          });
          return;
        }
        // 添加的提交
        createBanner(this.form).then(response => {
          this.$modal.msgSuccess("新增成功");
          this.open = false;
          this.getList();
        });
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const id = row.id;
      this.$modal.confirm('是否确认删除Banner编号为"' + id + '"的数据项?').then(function () {
        return deleteBanner(id);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    }
  }
};
</script>

<style scoped lang="scss">
//
.img-height {
  height: 150px;
}
</style>
